Factory teardown specs for the Kubota E3B-series diesel, all six variants in one 125-page volume (OEM #9Y111-00122). Coverage spans the D1005-E3B, D1105-E3B, D1105-T-E3B, D1305-E3B, V1505-E3B, and V1505-T-E3B: engine body, governor, and boost compensator. Inside: 43 pages of disassembly and assembly, 15 pages of exploded views, 15 pages of clearance tables, plus tightening torques and a model-comparison chart. Servicing specs run 11 pages deep, with troubleshooting and maintenance intervals for the whole family. Set valve clearance cold at 0.145 to 0.185 mm. Torque main bearing case screw 1 to 30-34 N·m, screw 2 to 49-53 N·m. Fill the standard pan with 5.1 L of oil (5.7 L on the D1305-E3B, 6.7 L on the V1505 variants). Stop cross-referencing forum posts against the wrong sub-model. Bookmarked by section: tap the chapter on your tablet and start wrenching.
What's Inside This Kubota D1005-E3B, D1105-E3B, D1105-T-E3B, D1305-E3B, V1505-E3B, V1505-T-E3B Manual
| System | Pages | Key Topics |
|---|---|---|
| Safety Instructions | 3-6 | - |
| Dimensions | 9-11 | - |
| General | 12-46 | Engine Identification, Maintenance Check List, Check and Maintenance, Special Tools |
| Mechanism | 47-51 | Engine Body, Governor, Boost Compensator |
| Servicing | 52-125 | Troubleshooting, Servicing Specifications, Tightening Torques, Checking and Adjusting, Disassembling and Assembling |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| D1005-E3B, D1105-E3B, D1105-T-E3B, V1505-E3B, V1505-T-E3B | ||
| Main bearing case screw 1 tightening torque | 30 to 34 N·m | p. 67 |
| Main bearing case screw 2 tightening torque | 49 to 53 N·m | p. 67 |
| All Models | ||
| Valve Clearance (Cold) | 0.145 to 0.185 mm | p. 57 |
| Battery Voltage | More than 12 V | p. 76 |
| Fan Belt Tension (Deflection) | 7.0 to 9.0 mm / 98 N | p. 63 |
| D1005-E3B, D1105-E3B, D1105-T-E3B | ||
| Engine oil capacity (Standard Type pan) | 5.1 L | p. 21 |
| Battery Capacity | 12 V, 65 AH, equivalent | p. 7 |
| Firing Order (3-Cylinder) | 1-2-3 | p. 7 |
| D1305-E3B | ||
| Engine oil capacity | 5.7 L | p. 21 |
| D1305-E3B, V1505-E3B, V1505-T-E3B | ||
| Firing Order (4-Cylinder) | 1-3-4-2 | p. 8 |
| D1005-E3B, D1105-E3B, D1305-E3B, V1505-E3B | ||
| Compression Pressure (Non-Turbo) | 3.73 to 4.12 MPa | p. 57 |
| D1105-T-E3B, V1505-T-E3B | ||
| Compression Pressure (Turbo) | 3.14 to 3.53 MPa | p. 57 |
Kubota D1005-E3B, D1105-E3B, D1105-T-E3B, D1305-E3B, V1505-E3B, V1505-T-E3B Common Problems This Manual Covers
Kubota D1105-E3B oil pressure warning lamp stays lit after engine accelerates past 1000 RPM
Shut the engine down right away. Check oil level on the dipstick and top up to 5.1 L if low. Pull the oil filter cartridge and inspect for debris. Cross-check the oil pressure diagnostics in the troubleshooting chapter. If pressure stays low after a fresh filter and clean 15W-40, measure relief valve operation and oil pump clearance.
Manual Section: TroubleshootingEngine cranks but won't start, fuel system feels spongy at the bleeder after running tank dry
Bleed air from the fuel system before cranking further. Fill the tank, open the fuel filter air vent plug, and work the priming lever until clear fuel flows without bubbles. Inspect every fuel pipe and clamp for cracks; replace any broken line, since cracked fuel pipes are a fire risk. Confirm injection pressure holds 13.73 to 14.70 MPa per page 64.
Manual Section: Engine Starting ProblemsExcessive blow-by gas from the breather and oil hammer knock at idle
Drain the oil and refill to the exact capacity stamped on page 21 for your model. Overfilling causes oil hammer; underfilling seizes bearings. Torque the drain plug to 33 to 37 N·m with a copper gasket or 45 to 53 N·m with a rubber-coated gasket. Run a compression test; non-turbo units should read 3.73 to 4.12 MPa per page 57. Inspect piston rings if compression is low.
Manual Section: Fluid Consumption and ContaminationOverheating with steam from the radiator and coolant pushing past the cap
Power off and let it cool before opening anything. Flush the radiator and check the water pipes for sediment blockage. Verify fan belt deflection sits at 7.0 to 9.0 mm under 98 N of thumb pressure per page 63; a stretched belt slips and kills coolant flow. Pressure-test the head gasket if coolant keeps disappearing without an external leak.
Manual Section: Engine OverheatingEngine runs backwards with loud knock and exhaust gas blowing out of the air cleaner
Kill the engine now; a reversed-running diesel will destroy itself in minutes. Inspect the intake rubber tube and air cleaner housing for damage or misalignment, since the intake and exhaust sides have swapped roles. Verify firing order against page 7 for 3-cylinder (1-2-3) or page 8 for 4-cylinder (1-3-4-2) layouts. Replace any cracked intake components before restart.
Manual Section: Engine Performance IssuesBattery drains overnight, slow crank in cold weather, glow plugs feel weak
Measure battery voltage at rest; it must read more than 12 V per page 76. Check electrolyte specific gravity, a fully charged cell sits at 1.260 Sp. Gr. per page 32. Test each glow plug across the terminal to body; resistance should be roughly 0.9 Ω. Inspect alternator output and fan belt tension at 7.0 to 9.0 mm deflection, since a slipping belt won't recharge a tired battery.
Manual Section: Electrical System FaultsFrequently Asked Questions
What are the torque specs for cylinder head bolts on D1105-E3B?
Cylinder head screws (M10 x 1.25) on the D1105-E3B torque to 64 to 68 N·m (47 to 50 lbf·ft). Page 85 covers the tightening procedure and sequence.
Kubota V1505-E3B won't start, what to check first?
If a V1505-E3B won't start, the troubleshooting guide points first to fuel-related issues. Most common causes: no fuel, or air in the fuel system. Replenish fuel or vent air from the system per the procedure on page 23.
What are the fuel timing specs for a Kubota D1005-E3B diesel engine?
Factory injection timing for the D1005-E3B at 3000 rpm is 0.3011 to 0.3272 radians, or 17.25 to 18.75 degrees before Top Dead Center. The full check-and-adjust procedure is on page 36.
What are the torque specs for the main bearings on a D1105-E3B?
The D1105-E3B uses two different main bearing case screws. Screw 1 (M8 x 1.25) takes 30 to 34 N·m (22 to 25 lbf·ft). Screw 2 (M9 x 1.25) takes 49 to 53 N·m (37 to 39 lbf·ft).
How do I check the fuel timing on a Kubota D1005 that is not starting?
Remove the injection pipes, then rotate the flywheel counterclockwise to roughly 0.44 rad (25°) before T.D.C. Continue slowly and stop the moment fuel begins to rise in the delivery valve holder. The flywheel marking at that point shows current injection timing.
What do I get after purchasing this Kubota D1005-E, V1505-T-E manual?
A 125-page searchable PDF, delivered instantly after checkout. Open it on a laptop, tablet, or phone and bring it right to the shop floor.
Can I print specific sections of this Kubota D1005-E, V1505-T-E Shop Manual?
Yes. No DRM, no copy protection. Print the entire manual or just the pages you need on any home or office printer.
Document Quality
This is a high-quality scan of a physical workshop manual, and you can search the full text thanks to an accurate OCR layer. The text is crisp and easy to read, while the diagrams and illustrations are clear raster images with fully legible labels and callouts. The pages are clean and free of any marks or scan artifacts, though you will find some intentionally blank pages, which is typical for this type of document.
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